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Re: Error trying to install Ruby postgres gems on OS/X

From: Mike Christensen <mike(at)kitchenpc(dot)com>
To: Thom Brown <thom(at)linux(dot)com>
Cc: "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Error trying to install Ruby postgres gems on OS/X
Date: 2011-01-29 01:50:45
Message-ID: AANLkTi=tYd9PkdjkT_26aJan4vpSz=pRQhtZWR=-FKKw@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-general
Now I get:

/Library/PostgreSQL/9.0>export ARCHFLAGS='-arch i386'
/Library/PostgreSQL/9.0>sudo -E gem install postgres
Password:
Building native extensions.  This could take a while...
ERROR:  Error installing postgres:
	ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby extconf.rb
extconf.rb:73: command not found: pg_config --bindir
extconf.rb:46: command not found: pg_config --includedir
extconf.rb:53: command not found: pg_config --libdir
checking for main() in -lpq... no
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers.  Check the mkmf.log file for more
details.  You may need configuration options.

Provided configuration options:
	--with-opt-dir
	--without-opt-dir
	--with-opt-include
	--without-opt-include=${opt-dir}/include
	--with-opt-lib
	--without-opt-lib=${opt-dir}/lib
	--with-make-prog
	--without-make-prog
	--srcdir=.
	--curdir
	--ruby=/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
	--with-pgsql-dir
	--without-pgsql-dir
	--with-pgsql-include
	--without-pgsql-include=${pgsql-dir}/include
	--with-pgsql-lib
	--without-pgsql-lib=${pgsql-dir}/lib
	--with-pqlib
	--without-pqlib
Could not find PostgreSQL build environment (libraries & headers):
Makefile not created


Gem files will remain installed in
/Library/Ruby/Gems/1.8/gems/postgres-0.7.9.2008.01.28 for inspection.
Results logged to
/Library/Ruby/Gems/1.8/gems/postgres-0.7.9.2008.01.28/ext/gem_make.out
/Library/PostgreSQL/9.0>


On Fri, Jan 28, 2011 at 5:46 PM, Thom Brown <thom(at)linux(dot)com> wrote:
> On 29 January 2011 01:37, Mike Christensen <mike(at)kitchenpc(dot)com> wrote:
>> I'm trying to install the Postgres gem on OS/X but getting errors no
>> matter what I try..  In theory, it should be as simple as "gem install
>> postgres", correct?  Here's what I get:
>>
>>>sudo gem install postgres
>> Building native extensions.  This could take a while...
>> ERROR:  Error installing postgres:
>>        ERROR: Failed to build gem native extension.
>>
>> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby extconf.rb
>> extconf.rb:73: command not found: pg_config --bindir
>>
>>                ===========   WARNING   ===========
>>
>>                You are building this extension on OS X without setting the
>>                ARCHFLAGS environment variable, and PostgreSQL does not appear
>>                to have been built as a universal binary. If you are seeing this
>>                message, that means that the build will probably fail.
>>
>>                Try setting the environment variable ARCHFLAGS
>>                to '-arch i386' before building.
>>
>>                For example:
>>                (in bash) $ export ARCHFLAGS='-arch i386'
>>                (in tcsh) $ setenv ARCHFLAGS '-arch i386'
>>
>>                Then try building again.
>>
>>                ===================================
>>                extconf.rb:46: command not found: pg_config --includedir
>> extconf.rb:53: command not found: pg_config --libdir
>> checking for main() in -lpq... no
>> *** extconf.rb failed ***
>> Could not create Makefile due to some reason, probably lack of
>> necessary libraries and/or headers.  Check the mkmf.log file for more
>> details.  You may need configuration options.
>>
>> Provided configuration options:
>>        --with-opt-dir
>>        --without-opt-dir
>>        --with-opt-include
>>        --without-opt-include=${opt-dir}/include
>>        --with-opt-lib
>>        --without-opt-lib=${opt-dir}/lib
>>        --with-make-prog
>>        --without-make-prog
>>        --srcdir=.
>>        --curdir
>>        --ruby=/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
>>        --with-pgsql-dir
>>        --without-pgsql-dir
>>        --with-pgsql-include
>>        --without-pgsql-include=${pgsql-dir}/include
>>        --with-pgsql-lib
>>        --without-pgsql-lib=${pgsql-dir}/lib
>>        --with-pqlib
>>        --without-pqlib
>> Could not find PostgreSQL build environment (libraries & headers):
>> Makefile not created
>>
>>
>> Gem files will remain installed in
>> /Library/Ruby/Gems/1.8/gems/postgres-0.7.9.2008.01.28 for inspection.
>> Results logged to
>> /Library/Ruby/Gems/1.8/gems/postgres-0.7.9.2008.01.28/ext/gem_make.out
>>
>> I have Postgres 9.0 installed at /Library/PostgreSQL/9.0.  Any ideas?
>>
>> Mike
>
> Hi Mike,
>
> Well the message does advise you to specify the architecture in the
> environment variable.
>
> Try:
>
> export ARCHFLAGS='-arch i386'
> sudo -E gem install postgres
>
> -E will allow the environment variable survive the sudo call.
>
> --
> Thom Brown
> Twitter: @darkixion
> IRC (freenode): dark_ixion
> Registered Linux user: #516935
>

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Subject: Re: Error trying to install Ruby postgres gems on OS/X
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Subject: Re: resizing a varchar column on 8.3.8

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